/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.jackrabbit.oak.segment.aws;

import java.io.IOException;
import java.util.List;

import org.apache.jackrabbit.oak.segment.spi.persistence.GCJournalFile;

public class AwsGCJournalFile implements GCJournalFile {

    private final DynamoDBClient dynamoDBClient;
    private final String fileName;

    public AwsGCJournalFile(DynamoDBClient dynamoDBClient, String fileName) {
        this.dynamoDBClient = dynamoDBClient;
        this.fileName = fileName;
    }

    @Override
    public void writeLine(String line) throws IOException {
        dynamoDBClient.putDocument(fileName, line);
    }

    @Override
    public List<String> readLines() throws IOException {
        return dynamoDBClient.getDocumentContents(fileName);
    }

    @Override
    public void truncate() throws IOException {
        dynamoDBClient.deleteAllDocuments(fileName);
    }
}
